ItItFrFrDeDe
Schweizerische Gemmologische Gesellschaft
  • Gemmology
    • Knowledge
    • Diamonds
    • Terminology
    • The 4 C's
    • Precious stones
    • Colours
    • Pearls
    • Cultured pearls
    • Treatments
  • About us
    • History
    • Commitee
    • Objective
    • Become a member
  • Current
  • Links
Inclusions of hematite in aquamarine, Tanzania
«Red fox agate» from Patagonia, Argentina
Inclusions of chrysotile fibres in demantoide garnet from Ural Mountains, Russia
Two-phase inclusion in amethyst, Brazil
Bubbles and swirls in moldavite (natural glass)
Inclusions of fossil plant debris in opal from Wollo, Ethiopia
Two-phase inclusions in tourmaline from Namibia
Spinel crystal in dolomite marble, Burma

Thank you for your message

We will get back to you as soon as possible.


 
 
  • Become a member
  • Contact
  • Internal
  • Print page

Sitemap
Imprint
Data protection
Conditions of use

© SGG/SSG 2021

 

Our sponsors for 2021:

 
 
 
 
System Eickhorst
 
 
FAERBER
 
 
FERRARI
 
 
System Eickhorst
 
 
GRS
 
 
GÜBELIN
 
 
SSEF
 
 
Wild & Petsch
 
 
 
 
Christian Dunaigre
 
 
 
  • Become a member
  • Contact
  • Internal
  • Print page